2026 Property Tax Due Dates
Installment 1
July 1
Full or first half due
Installment 2
December 1
Second half (if semi-annual)
Penalty: Interest and penalties after grace periodGrace period: Sept 30 (first) / Dec 31 (second)
Payment Methods
Online, Mail, In-Person
Charles County Treasurer
Phone
(301) 645-0685How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Charles County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Maryland
About Charles County
Charles County is a county located in the U.S. state of Maryland. As of the 2020 United States census, the population was 166,617. The county seat is La Plata.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you a fortnight before your property taxes are due.
Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.